Without this critical ingredient for life, animals started to suffocate. 没有了这种不可或缺的生命成分 动物开始窒息

350. As it spread through the sunlit shallows,
     当浮游生物遍布阳光照耀的浅水时
351. this thick soup began to rot...
     这浓汤般的水体开始腐烂
352. causing the ocean's oxygen to plummet.
     导致海洋中的氧骤减
353. Without this critical ingredient for life, animals started to suffocate.
     没有了这种不可或缺的生命成分 动物开始窒息
354. For those unable to escape the sludge, there was only one possible outcome.
     对于那些无法逃离这脏水的生物来说 结果只有一个
355. Extinction.
     灭绝
356. Dunkleosteus was one of many to be lost from our planet.
     邓氏鱼 是从我们星球上消失的众多生物之一

来自《我们星球上的生命 第一季 第二集 Life on Our Planet S01E02 第一前线》第 353 行